Home / 2,916.09-4,028.40-2,034.45

Finding the Fourth Proportional to 2,916.09, 4,028.40 and 2,034.45

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Solution

The fourth proportional to 2,916.09, 4,028.40 and 2,034.45 is: 2,810.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.09 : 4,028.40 = 2,034.45 : x
  2. Step 2: Convert to fraction form
    2,916.09/4,028.40 = 2,034.45/x
  3. Step 3: Cross multiply
    2,916.09x = 4,028.40 × 2,034.45
  4. Step 4: Simplify right side
    2,916.09x = 8,195,578.38
  5. Step 5: Solve for x
    x = 8,195,578.38/2,916.09
  6. Step 6: Final answer
    x = 2,810.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.